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   1  /*
   2   * FCKeditor - The text editor for internet
   3   * Copyright (C) 2003-2006 Frederico Caldeira Knabben
   4   * 
   5   * Licensed under the terms of the GNU Lesser General Public License:
   6   *         http://www.opensource.org/licenses/lgpl-license.php
   7   * 
   8   * For further information visit:
   9   *         http://www.fckeditor.net/
  10   * 
  11   * "Support Open Source software. What about a donation today?"
  12   * 
  13   * File Name: fckstyledef_gecko.js
  14   *     FCKStyleDef Class: represents a single stylke definition. (Gecko specific)
  15   * 
  16   * File Authors:
  17   *         Frederico Caldeira Knabben (fredck@fckeditor.net)
  18   */
  19  
  20  FCKStyleDef.prototype.ApplyToSelection = function()
  21  {
  22      if ( FCKSelection.GetType() == 'Text' && !this.IsObjectElement )
  23      {
  24          var oSelection = FCK.ToolbarSet.CurrentInstance.EditorWindow.getSelection() ;
  25          
  26          // Create the main element.
  27          var e = FCK.ToolbarSet.CurrentInstance.EditorDocument.createElement( this.Element ) ;
  28          
  29          for ( var i = 0 ; i < oSelection.rangeCount ; i++ )
  30          {
  31              e.appendChild( oSelection.getRangeAt(i).extractContents() ) ;
  32          }
  33          
  34          // Set the attributes.
  35          this._AddAttributes( e ) ;
  36          
  37          // Remove the duplicated elements.
  38          this._RemoveDuplicates( e ) ;
  39  
  40          var oRange = oSelection.getRangeAt(0) ;        
  41          oRange.insertNode( e ) ;
  42      }
  43      else
  44      {
  45          var oControl = FCK.ToolbarSet.CurrentInstance.Selection.GetSelectedElement() ;
  46          if ( oControl.tagName == this.Element )
  47              this._AddAttributes( oControl ) ;
  48      }
  49  }
  50  
  51  FCKStyleDef.prototype._AddAttributes = function( targetElement )
  52  {
  53      for ( var a in this.Attributes )
  54      {
  55          switch ( a.toLowerCase() )
  56          {
  57              case 'src' :
  58                  targetElement.setAttribute( '_fcksavedurl', this.Attributes[a], 0 ) ;
  59              
  60              default :
  61                  targetElement.setAttribute( a, this.Attributes[a], 0 ) ;
  62          }
  63      }
  64  }
  65  
  66  FCKStyleDef.prototype._RemoveDuplicates = function( parent )
  67  {
  68      for ( var i = 0 ; i < parent.childNodes.length ; i++ )
  69      {
  70          var oChild = parent.childNodes[i] ;
  71          
  72          if ( oChild.nodeType != 1 )
  73              continue ;
  74          
  75          this._RemoveDuplicates( oChild ) ;
  76          
  77          if ( this.IsEqual( oChild ) )
  78              FCKTools.RemoveOuterTags( oChild ) ;
  79      }
  80  }
  81  
  82  FCKStyleDef.prototype.IsEqual = function( e )
  83  {
  84      if ( e.tagName != this.Element )
  85          return false ;
  86      
  87      for ( var a in this.Attributes )
  88      {
  89          if ( e.getAttribute( a ) != this.Attributes[a] )
  90              return false ;
  91      }
  92      
  93      return true ;
  94  }
  95  
  96  FCKStyleDef.prototype._RemoveMe = function( elementToCheck )
  97  {
  98      if ( ! elementToCheck )
  99          return ;
 100  
 101      var oParent = elementToCheck.parentNode ;
 102  
 103      if ( elementToCheck.nodeType == 1 && this.IsEqual( elementToCheck ) )
 104      {
 105          if ( this.IsObjectElement )
 106          {
 107              for ( var a in this.Attributes )
 108                  elementToCheck.removeAttribute( a, 0 ) ;
 109              return ;
 110          }
 111          else
 112              FCKTools.RemoveOuterTags( elementToCheck ) ;
 113      }
 114      
 115      this._RemoveMe( oParent ) ;
 116  }